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For the 2025-26 school year, there are 2 public high schools serving 3,527 students in Winchester, CA.

The top-ranked public high school in Winchester, CA is Temecula Preparatory. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.

Winchester, CA public high schools have an average math proficiency score of 37% (versus the California public high school average of 28%), and reading proficiency score of 67% (versus the 51% statewide average). High schools in Winchester have an average ranking of 9/10, which is in the top 20% of California public high schools.

Winchester, CA public high school have a Graduation Rate of 95%, which is more than the California average of 86%.

The school with highest graduation rate is Temecula Preparatory, with ≥95% graduation rate. Read more about public school graduation rate statistics in California or national school graduation rate statistics.

Minority enrollment is 71% of the student body (majority Hispanic), which is less than the California public high school average of 79% (majority Hispanic).